JSP+JAVASCRIPT实现类似MSDN CSDN导航树效果-会员卡,广州印刷,深圳印刷,印刷公司,名片,彩页,名片设计,设计教程,名片制作,彩色名片,名片模板,贵宾卡,pvc卡,设计欣赏,深圳名片,广州名片,business card design

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JSP+JAVASCRIPT实现类似MSDN CSDN导航树效果

<%@ page contentType ="text/html;charset=gb2312" %>
<%@ page import="java.util.*;" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
<META NAME="Generator" CONTENT="EditPlus">
<META NAME="Author" CONTENT="">
<META NAME="Keywords" CONTENT="">
<META NAME="Description" CONTENT="">
</HEAD>
<BODY>
<iframe width="100%" height="100" id="hiddenframe"></iframe>
<script>
function ExpandNode(ParentNode,ParentId){
var NodeX = eval(ParentNode.id + \\\'_0\\\');
if (NodeX.style.display == \\\'none\\\')
{
NodeX.style.display="block";
if (NodeX.loaded == \\\'no\\\')
{
document.frames[\\\'hiddenframe\\\'].location.replace("subtree.jsp?PID=" + ParentId + "&PNode=" + ParentNode.id);
NodeX.loaded = \\\'yes\\\';
}
}
else
{
NodeX.style.display=\\\'none\\\';
}
}
</script>
<CENTER>
<TABLE border="1" width="20%" height="60%">
<TR>
<TD>
<DIV style="OVERFLOW: auto;WIDTH: 100%;HEIGHT: 100%">
<TABLE width="300%">
<TR>
<TD>
<%
java.lang.Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
// java.sql.Connection ConnectionX = java.sql.DriverManager.getConnection("jdbc:ODBC:driver={Microsoft Access Driver (*.mdb)};DBQ=D:\\Resin\\doc\\examples\\Tree\\tree.mdb","admin", "");
// java.sql.Statement StatementX = ConnectionX.createStatement();
java.sql.ResultSet ResultSetX = java.sql.DriverManager.getConnection("jdbc:ODBC:driver={Microsoft Access Driver (*.mdb)};DBQ=e:\\resin-2.1.6\\doc\\examples\\Tree\\tree.mdb","admin", "").createStatement().executeQuery("select *,(select count(*) from tree where parentid = T.id) as children from tree T where parentid = 0");
int i=0;
int children;
int ID;
while (ResultSetX.next())
{
children=ResultSetX.getInt("children");
ID=ResultSetX.getInt("id");
%>
<div id=\\\'Node_<%= i %>\\\'><a href=\\\'#\\\'
<% if (children >0)
{%>
onClick=\\\'ExpandNode(Node_<%= i %>,<%=ID %>)\\\'>+</a>
<%;}
else {%>
>-</a><%;}%>
<a href=\\\'#\\\'
<% if (children >0)
{%>
onDblClick=\\\'ExpandNode(Node_<%= i %>,<%=ID%>)\\\'
<%} %>
>
<%=ResultSetX.getString("remark")%></a>
</div>

<div id=\\\'Node_<%= i %>_0\\\' style=\\\'display: none\\\' loaded=\\\'no\\\'>
  正在加载 ...
</div>
<%
i++;
}
%>
</BODY>
</HTML>


<%@ page contentType ="text/html;charset=gb2312" %>
<%@ page import="java.util.*;" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
<META NAME="Generator" CONTENT="EditPlus">
<META NAME="Author" CONTENT="">
<META NAME="Keywords" CONTENT="">
<META NAME="Description" CONTENT="">
</HEAD>
<%
String ParentNode = request.getParameter("PNode");
int i;
int j;
String nSpace="";
j= ParentNode.length()- ParentNode.replaceAll("_","").length();
for (i=0;i<j;i++)
nSpace = nSpace + "  ";
String sHTML ="";
i=0;

java.lang.Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
// java.sql.Connection ConnectionX = java.sql.DriverManager.getConnection("jdbc:ODBC:driver={Microsoft Access Driver (*.mdb)};DBQ=D:\\Resin\\doc\\examples\\Tree\\tree.mdb","admin", "");
// java.sql.Statement StatementX = ConnectionX.createStatement();
java.sql.ResultSet ResultSetX = java.sql.DriverManager.getConnection("jdbc:ODBC:driver={Microsoft Access Driver (*.mdb)};DBQ=e:\\resin-2.1.6\\doc\\examples\\Tree\\tree.mdb","admin", "").createStatement().executeQuery("select *,(select count(*) from tree where parentid =T.id ) as Children from tree T where parentid = " + request.getParameter("PID"));
int children;
int ID;
while (ResultSetX.next())
{ children=ResultSetX.getInt("children");
ID=ResultSetX.getInt("id");
sHTML = sHTML + "<div id=\\\'" + ParentNode + "_" + (i + 1) + "\\\'>" + nSpace + "<a href=\\\'#\\\'";
if (children >0)
sHTML = sHTML + " onClick=\\\'ExpandNode(" + ParentNode + "_" + (i + 1) + "," + ID + ")\\\'>+";
else sHTML = sHTML + ">-";
sHTML = sHTML + "</a>\\n" + "<a href=\\\'#\\\'";
if (children >0)
sHTML = sHTML + " onDblClick=\\\'ExpandNode(" + ParentNode + "_" + (i + 1) + "," + ID + ")\\\'";
sHTML = sHTML + ">" + ID + ": " + ResultSetX.getString("remark") + "</a></div>";
if (children >0)
sHTML = sHTML + "<div id=\\\'" + ParentNode + "_" + (i + 1) + "_0\\\' style=\\\'display: none\\\' loaded=\\\'no\\\'>" + nSpace + "  正在加载 ...</div>";
%>
<% i++;
}%>
<BODY>
<script>
var x = eval(\\\'parent.\\\' + \\\'<%= ParentNode + "_0"%>\\\' ) ;
x.innerHTML="<%= sHTML %>";
</script>
</BODY>
</HTML>

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